Study on Mechanical Properties and Control Technology of Surrounding Rock in the Fracture Zone of a Roadway

<table class="table-group" id="tab5"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">Name</td><td class="align_center">Integrity coefficient</td><td class="align_center">GSI score</td><td class="align_center">Category</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">Silty mudstone</td><td class="align_center">0.15</td><td class="align_center">10</td><td class="align_center">V</td></tr><tr><td class="align_left">Sand-mudstone interlayer</td><td class="align_center">0.35</td><td class="align_center">25</td><td class="align_center">IV</td></tr><tr><td class="align_left">Fine sandstone</td><td class="align_center">0.55</td><td class="align_center">50</td><td class="align_center">III</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Types and integrity coefficients of the surrounding rock in the fault zone.</div>

Shock and Vibration

tab5

Table 5

Table 5: Study on Mechanical Properties and Control Technology of Surrounding Rock in the Fracture Zone of a Roadway 